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<?php function test_one(&$arr) { $arr = array_reverse($arr); } function test_two(&$arr) { $arr =& array_reverse($arr); } $arr1 = array(1,2,3); $arr2 = array(4,5,6); test_one($arr1); test_two($arr2); print_r($arr1); print_r($arr2);
Output for git.master, git.master_jit, rfc.property-hooks
Notice: Only variables should be assigned by reference in /in/qPfgb on line 7 Array ( [0] => 3 [1] => 2 [2] => 1 ) Array ( [0] => 6 [1] => 5 [2] => 4 )

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